Submission #640759

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
640759	2022-09-15 07:46:52	jamezzz	Digital Circuit (IOI22_circuit)	C++17	100 / 100	1232 ms	56604 KiB

circuit

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#include "circuit.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define maxn 200005
#define mod 1000002022
struct node{
  int s,e,m,lz,on;ll v,sm;
  node *l,*r;
  node(int _s,int _e){
    s=_s;e=_e;m=(s+e)>>1;lz=0;v=0;sm=0;on=0;
    if(s!=e)l=new node(s,m),r=new node(m+1,e);
  }
  void ppo(){
    if(lz)v=(sm-v+mod)%mod;
    if(s!=e){
      l->lz^=lz;
      r->lz^=lz;
    }
    lz=0;
  }
  void set(int x,ll nv){
    if(s==x&&e==x){sm=nv;return;}
    if(x<=m)l->set(x,nv);
    else r->set(x,nv);
    l->ppo(),r->ppo();
    v=(l->v+r->v)%mod;
    sm=(l->sm+r->sm)%mod;
 
 
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Compilation message (stderr)

circuit.cpp: In function 'void dfs2(int, ll)':
circuit.cpp:72:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   72 |   for(int i=0;i<vals.size();++i){
      |               ~^~~~~~~~~~~~
circuit.cpp:79:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   79 |   for(int i=0;i<vals.size();++i){
      |               ~^~~~~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 7 / 7
• Subtask 3: 9 / 9
• Subtask 4: 4 / 4
• Subtask 5: 12 / 12
• Subtask 6: 27 / 27
• Subtask 7: 28 / 28
• Subtask 8: 11 / 11